Laserfiche WebLink
Table 1 Snowcap - 2011 <br />Snowcap Revegetation - Bond Release Evaluation Summary - 2011 <br />Revegetation Type - -> <br />Greasewood <br />Shadscale <br />Reference Area used for Comparisons - -> <br />Greasewood Ref. Area <br />Shadscale Ref. Area <br />Perennial Vegetation Cover Standard (% Cover) <br />Standard (Reference Area Estimated Mean) <br />13.20 <br />24.98 <br />8.50 <br />22.19 <br />Revegetation Mean <br />90% of Standard <br />11.88 <br />20 PASS <br />7.65 <br />20 PASS <br />Reference Area - Number of Samples (n) <br />_ <br />Reference Area - Standard Deviation (s) <br />- - reverse <br />14.13 null test <br />reverse <br />12.09 null test <br />Revegetated Area - Number of Samples (n) <br />97 t* >t <br />t* >t <br />Revegetated Area - Standard Deviation (s) <br />14.79 <br />3.7450 <br />18.26 <br />4.6041 <br />Calculated t- statistic (t *) - see note* <br />Tabular value for t (0.9,(nl +n2) -2) <br />1.2890 <br />1.2875 <br />Perennial Herbaceous Production Standard (lbs. <br />/acre) <br />Standard (Reference Area Estimated Mean) <br />103.79 <br />182.02 <br />92.67 <br />Revegetation Mean <br />257.68 <br />83.40 <br />90% of Standard <br />93.41 <br />30 PASS <br />PASS <br />Reference Area - Number of Samples (n) <br />30 <br />Reference Area - Standard Deviation (s) <br />135.76 reverse <br />null test <br />120.67 <br />- - -- <br />reverse <br />null test <br />Revegetated Area - Number of Samples (n) <br />97 t* >t <br />125 <br />t* >t <br />Revegetated Area - Standard Deviation (s) <br />344.04 <br />2.0687 <br />274.51 <br />Calculated t- statistic (t *) - see note* <br />1.2871 <br />Tabular value fort (0.9,(nl +n2) -2) <br />1.2884 <br />Woody Plant Density Standard (Shrubs & Trees / Acre) <br />Revegetation Mean <br />1942.9 1800.4 <br />Standard <br />800.0 PASS 800.0 <br />97 reverse 125 <br />PASS <br />reverse <br />Revegetated Area - Number of Samples (n) <br />Revegetated Area - Standard Deviation (s) <br />........._ ...... . <br />1248.8 null test 1178.5 <br />9.014 t * >t 1 9.491 <br />null test <br />t * >t <br />Calculated t- statistic (t *) - see_ note ** <br />Tabular value fort 0.9 n -1 <br />1.290 1 1.288 <br />Diversity - % Relative Cover Standards <br />Total Perennial Cool- Season Grasses <br />PASS <br />12.7% <br />PASS <br />0.5% <br />Standard <br />Total Perennial Warm- Season Grasses <br />PASS <br />5.3% <br />PASS <br />0.5% <br />Standard <br />Total Perennial Forbs & Subshrubs <br />H7.0q <br />PASS <br />10.8 o <br />PASS <br />0.5% <br />Standard <br />Number of Species with >70% Rel. Cover <br />PASS <br />0 <br />PASS <br />Standard <br />Diversi ty - Number of Species Present Standard <br />Perennial Cool- Season Grasses <br />PASS <br />2 <br />PASS <br />2 <br />Standard <br />Perennial Warm- Season Grasses <br />PASS <br />2 <br />PASS <br />2 <br />Standard <br />Perennial Forbs & Subshrubs <br />PASS <br />22 <br />PASS <br />2 <br />Standard <br />* one -sided t -test for 2 independent samples <br />** - one -sided t -test for one independent sample against a standard <br />CEDAR CREEK ASSOCIATES, Inc. Page 17 Snowcap - Phase III Bond Release <br />Evaluation - 2012 <br />